Push pull welding wire gun



FIG. 1 is a front perspective view of a push pull welding wire gun showing my new design with environment shown in broken lines;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof; and,

FIG. 6 is a rear perspective view thereof.

The dashed lines depict portion of the push pull welding gun in which the design is embodied that form no part of the claimed design. The dot dash lines define the boundaries for the claimed design. 

CLAIM The ornamental design for a push pull welding wire gun, as shown and described. 